Home / 1,976,240,795.92-2,727,038,605.48-1,129,300,046.69

Finding the Fourth Proportional to 1,976,240,795.92, 2,727,038,605.48 and 1,129,300,046.69

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Solution

The fourth proportional to 1,976,240,795.92, 2,727,038,605.48 and 1,129,300,046.69 is: 1,558,334,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,240,795.92 : 2,727,038,605.48 = 1,129,300,046.69 : x
  2. Step 2: Convert to fraction form
    1,976,240,795.92/2,727,038,605.48 = 1,129,300,046.69/x
  3. Step 3: Cross multiply
    1,976,240,795.92x = 2,727,038,605.48 × 1,129,300,046.69
  4. Step 4: Simplify right side
    1,976,240,795.92x = 3,079,644,824,477,424,640
  5. Step 5: Solve for x
    x = 3,079,644,824,477,424,640/1,976,240,795.92
  6. Step 6: Final answer
    x = 1,558,334,809.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.